20/20 vision means the eye can see normally at 20 feet.

20/15 is better; the eye can see at 20 feet what another eye sees at 15 feet.

#Medicine

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Males born with a condition known as diphallia or penile duplication have two penises.

#Medical

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The last 'human zoo' was opened in 1994 in France.

Twenty-five Ivorians, including children, had their passports confiscated and were kept for six months without pay. During that time, they were forced to work bare-chested, sleep in huts, and were treated only by veterinarians.

#History

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Rhinoplasty (nose reconstruction surgery) has been performed since 3000 BC in Egypt, and a 600 BC Indian technique using a flap of skin from the cheek to reconstruct the nose is still in use today.

#Medical

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The Anogenital Distance (the length of one's taint, i.e. distance between junk and anus) is a thing that scientists have studied and a larger AGD ratio is linked to greater fertility.

#Humans

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In 2013, Jeff Bush was sleeping in his bedroom when a large sinkhole opened up directly underneath his bed, swallowing him and his entire bedroom. Bush’s body was never recovered.

A Tragic and unexpected event shocked the world in the early hours of February 28, 2013. Jeff Bush, a resident of Seffner, Florida, was asleep in his bedroom when a massive sinkhole opened up directly beneath him.

The natural disaster swallowed Bush and his entire bedroom, leaving his family and the community in a state of shock and disbelief. Bush's body was never recovered, serving as a somber reminder of the unpredictable power of nature.

#Random

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Guinea pig teeth never stop growing.

#Animals

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There’s a disease called Exercise-Induced anaphylaxis, which makes people allergic to exercise.

#Medical

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